264484055819 has 4 divisors (see below), whose sum is σ = 264588556200. Its totient is φ = 264379555440.

The previous prime is 264484055809. The next prime is 264484055821. The reversal of 264484055819 is 918550484462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264484055819 is a prime.

It is a super-3 number, since 3×264484055819³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264484055809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52246394 + ... + 52251455.

It is an arithmetic number, because the mean of its divisors is an integer number (66147139050).

Almost surely, 2^264484055819 is an apocalyptic number.

264484055819 is a deficient number, since it is larger than the sum of its proper divisors (104500381).

264484055819 is a wasteful number, since it uses less digits than its factorization.

264484055819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104500380.

The product of its (nonzero) digits is 11059200, while the sum is 56.

The spelling of 264484055819 in words is "two hundred sixty-four billion, four hundred eighty-four million, fifty-five thousand, eight hundred nineteen".